APA citiranje

WHO. (1994). Contraceptive method mix: Guidelines for policy and service delivery. Genève: WHO.

Trích dẫn kiểu Chicago

WHO. Contraceptive Method Mix: Guidelines for Policy and Service Delivery. Genève: WHO, 1994.

MLA citiranje

WHO. Contraceptive Method Mix: Guidelines for Policy and Service Delivery. Genève: WHO, 1994.

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